mirror of
https://github.com/carbon-language/carbon-lang.git
synced 2026-09-28 20:14:56 +01:00
Geoff RomerandRichard Smith
a112cbde5c
This is a precondition for enabling the new pattern-matching subsystem to support binding patterns that have `if` expressions in the type position. --------- Co-authored-by: Richard Smith <richard@metafoo.co.uk>
49 lines
2.1 KiB
Plaintext
49 lines
2.1 KiB
Plaintext
// Part of the Carbon Language project, under the Apache License v2.0 with LLVM
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// Exceptions. See /LICENSE for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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// AUTOUPDATE
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// TIP: To test this file alone, run:
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// TIP: bazel test //toolchain/testing:file_test --test_arg=--file_tests=toolchain/check/testdata/struct/fail_assign_to_empty.carbon
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// TIP: To dump output, run:
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// TIP: bazel run //toolchain/testing:file_test -- --dump_output --file_tests=toolchain/check/testdata/struct/fail_assign_to_empty.carbon
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// CHECK:STDERR: fail_assign_to_empty.carbon:[[@LINE+3]]:13: error: cannot initialize struct with 0 fields from struct with 1 field [StructInitElementCountMismatch]
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// CHECK:STDERR: var x: {} = {.a = 1};
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// CHECK:STDERR: ^~~~~~~~
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var x: {} = {.a = 1};
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// CHECK:STDOUT: --- fail_assign_to_empty.carbon
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// CHECK:STDOUT:
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// CHECK:STDOUT: constants {
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// CHECK:STDOUT: %empty_struct_type: type = struct_type {} [template]
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// CHECK:STDOUT: %int_1: Core.IntLiteral = int_value 1 [template]
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// CHECK:STDOUT: %struct_type.a: type = struct_type {.a: Core.IntLiteral} [template]
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// CHECK:STDOUT: }
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// CHECK:STDOUT:
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// CHECK:STDOUT: imports {
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// CHECK:STDOUT: %Core: <namespace> = namespace file.%Core.import, [template] {
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// CHECK:STDOUT: import Core//prelude
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// CHECK:STDOUT: import Core//prelude/...
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// CHECK:STDOUT: }
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// CHECK:STDOUT: }
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// CHECK:STDOUT:
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// CHECK:STDOUT: file {
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// CHECK:STDOUT: package: <namespace> = namespace [template] {
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// CHECK:STDOUT: .Core = imports.%Core
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// CHECK:STDOUT: .x = %x
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// CHECK:STDOUT: }
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// CHECK:STDOUT: %Core.import = import Core
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// CHECK:STDOUT: %x.var: ref %empty_struct_type = var x
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// CHECK:STDOUT: %x: ref %empty_struct_type = bind_name x, %x.var
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// CHECK:STDOUT: }
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// CHECK:STDOUT:
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// CHECK:STDOUT: fn @__global_init() {
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// CHECK:STDOUT: !entry:
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// CHECK:STDOUT: %int_1: Core.IntLiteral = int_value 1 [template = constants.%int_1]
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// CHECK:STDOUT: %.loc14: %struct_type.a = struct_literal (%int_1)
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// CHECK:STDOUT: assign file.%x.var, <error>
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// CHECK:STDOUT: return
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// CHECK:STDOUT: }
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// CHECK:STDOUT:
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